
\begin{tabular}{lcccc}
   \toprule
                                         & Rad. Nat. (Avg) & PNV (Avg)       & PP (Avg)       & PSOE (Avg)\\
                                         & (1)             & (2)             & (3)            & (4)\\
   \midrule 
   Signal strength                       & 0.1071$^{*}$    & -0.1962$^{***}$ & -0.0978$^{**}$ & 0.0090\\
                                         & (0.0571)        & (0.0414)        & (0.0457)       & (0.0437)\\
   Sh. Basque speakers                   & 0.1068          & -0.1367$^{***}$ & -0.0833$^{*}$  & -0.0865\\
                                         & (0.0669)        & (0.0444)        & (0.0479)       & (0.0557)\\
   Signal strength * Sh. Basque speakers & -0.0382         & 0.2654$^{***}$  & 0.0938$^{*}$   & 0.0060\\
                                         & (0.0710)        & (0.0320)        & (0.0537)       & (0.0686)\\
                                         &                 &                 &                &  \\
   Observations                          & 225             & 225             & 225            & 225\\
   R$^2$                                 & 0.60539         & 0.65329         & 0.72689        & 0.74087\\
   Within R$^2$                          & 0.39498         & 0.45100         & 0.34319        & 0.72732\\
                                         &                 &                 &                &  \\
   prov fixed effects                    & $\checkmark$   & $\checkmark$   & $\checkmark$  & $\checkmark$\\
   \bottomrule
\end{tabular}


